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Add a fast-format feature in the mifare-classic-format utility to only erase MAD.

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This commit is contained in:
Romain Tartiere 2010-07-03 09:09:26 +00:00
parent 163df002f2
commit 6cbb9f4f9d
1 changed files with 46 additions and 1 deletions
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47
examples/mifare-classic-format.c
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@ -21,6 +21,7 @@
#include <errno.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <nfc/nfc.h>
@ -46,6 +47,12 @@ int try_format_sector (MifareTag tag, MifareClassicSectorNumber sector);
static int at_block = 0;
static int mod_block = 10;
struct {
bool fast;
} format_options = {
.fast = false
};
void
display_progress ()
{
@ -114,14 +121,38 @@ try_format_sector (MifareTag tag, MifareClassicSectorNumber sector)
return 0;
}
void
usage(char *progname)
{
fprintf (stderr, "usage: %s [-f]\n", progname);
fprintf (stderr, "\nOptions:\n");
fprintf (stderr, " -f Fast format (only erase MAD)\n");
}
int
main(int argc, char *argv[])
{
int ch;
int error = 0;
nfc_device_t *device = NULL;
MifareTag *tags = NULL;
(void)argc, (void)argv;
while ((ch = getopt (argc, argv, "fh")) != -1) {
switch (ch) {
case 'f':
format_options.fast = true;
break;
case 'h':
usage(argv[0]);
exit (EXIT_SUCCESS);
default:
usage(argv[0]);
exit (EXIT_FAILURE);
}
}
argc -= optind;
argv += optind;
device = nfc_connect (NULL);
if (!device)
@ -150,8 +181,22 @@ main(int argc, char *argv[])
bool format = ((buffer[0] == 'y') || (buffer[0] == 'Y'));
if (format) {
enum mifare_tag_type tt = freefare_get_tag_type (tags[i]);
at_block = 0;
switch (freefare_get_tag_type (tags[i])) {
if (format_options.fast) {
printf (START_FORMAT_N, (tt == CLASSIC_1K) ? 1 : 2);
if (!try_format_sector (tags[i], 0x00))
break;
if (tt == CLASSIC_4K)
if (!try_format_sector (tags[i], 0x10))
break;
printf (DONE_FORMAT);
continue;
}
switch (tt) {
case CLASSIC_1K:
mod_block = 4;
if (!format_mifare_classic_1k (tags[i]))